12698125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{1847}}^1$

素因数の和:1878

約数の個数: 20

約数和(自身を含む): 17319456

約数和(自身を除く): 4621331

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 1847, 6875, 9235, 20317, 46175, 101585, 230875, 507925, 1154375, 2539625, 12698125]

約数ペア:

[(1, 12698125), (5, 2539625), (11, 1154375), (25, 507925), (55, 230875), (125, 101585), (275, 46175), (625, 20317), (1375, 9235), (1847, 6875)]